buster
Concise Oxford English Dictionary © 2008 Oxford University Press:
buster/ˈbʌstə(r)/
▶noun informal
- 1 chiefly N. Amer. a mildly disrespectful form of address to a man or boy.
- 2 a person or thing that stops a specified thing: a crime-buster.
- 3 an impressive person or thing.
'buster' also found in these Oxford entries:

